Ivana Trump, the first wife of former President Donald Trump, died on Thursday at 73. She was reportedly found at the foot of the stairs in her Manhattan home after a fatal fall. ‘Extra’s’ Carlos Greer spoke with her close friend, socialite Nikki Haskell, about their friendship, Ivana’s final days, and how she feared her friend would fall down a ‘treacherous’ staircase at her townhouse.